linux certification exam questions

...";M_sex = false;}Must not be preceded by parentheses ()public bool Sex//For subclasses set the base class variable{get {return m_sex;}set {m_sex = value;}}public string Sound{get {return m_sound;}set {M_sound = value;}}Public virtual string Roan ()//virtual method{Return "Animal" +m_sound;}}Class Dog:animal{Public Dog (){Sex = true;Sound = "Wow ...";}public override string Roan ()//override method{Return "Dog:" + sound;}}Class Cat:animal{Public Cat (){Sound = "Miaow ...";}public override str

private void large Toolstripmenuitem_click (object sender, EventArgs e){This. Width = 600;This. Height = 400;Toolstripstatuslabel1.text = "large form";}private void in Toolstripmenuitem_click (object sender, EventArgs e){This. Width = 300;This. Height = 200;Toolstripstatuslabel1.text = "Medium form";}private void small Toolstripmenuitem_click (object sender, EventArgs e){This. Width = 150;This. Height = 120;Toolstripstatuslabel1.text = "small form";}private void Toolstripbutton1_click (object se

stringstatic void Main (string[] args){Console.WriteLine ("Please enter a string:");String s_text = Convert.ToString (Console.ReadLine ());Char ch;ch = s_text[0];for (int i = 0; i {if (Ch > s_text[i])ch = s_text[i];}Console.WriteLine ("ASCII minimum character is {0}", ch);Console.ReadLine ();}1.11. Enter the original string and the key string, and output the result of encrypting the string.static void Main (string[] args){String S_text, S_key;string s_result = null;Char ch;Console.WriteLine ("P

Asp.net Microsoft certification test question bank wenku.baidu.com/...7.htmlMicrosoft certified exam questions and answers over the years? If you are looking for something related to Microsoft certification exam materials, you can look at these: (a) Microsoft

already answered before listening to the test.[Examination questions]DescriptionPlease give the relevant command answer to the question, write to the bottom of the question (if it is not possible Baidu search, write the answer, but must be marked to search, correct the problem score halved).Environment: All issues are command results under the centos5.x Linux root user environment1. Create a directory/data

Basic questions about the Linux certification test (see the final answer) (The following are single-choice questions) 1. cron daemon is used:A. shares files in the network.B. Manage the Printing SubsystemC. Tracking Management System Information and errorsD. Manage the scheduling of daily tasks in the system 2. In most

packaging tools and write the corresponding compression decompression parameters. 5, how to check whether to open 22 port, and see if the sshd process exists? 6, the modification time under the/data directory is 7 days ago, and files larger than 100k are copied to the/tmp directory. 7, find out the system more than 50k and less than 100k of the file, the file Oldboy replaced with Oldgirl. 8, now the file B.txt all 123 to replace the Def, how can I achieve? 9, write out the Redhat, configure the

Question 1:Please put the following stringstu494e222fstu495Bedf3stu49692236stu49749b91Switch to the following form:stu494=e222fStu495=bedf3stu496=92236Stu497=49b91Question 2:Echo I am Oldboy training, please put the output of each character to the order, repeat the number of rows to the front.This article is from the "Old Boys Linux Training" blog, make sure to keep this source http://oldboy.blog.51cto.com/2561410/1855453Two

zcvf/backup/etc-$ (date +%f). tar.gz/etc/1.10Add a virtual userMysqlSpecifyUidto be888Useradd-u 888-s/bin/nologin MySQL1.11Write timed Tasks,every night12Click Delete/var/spool/postfix/maildrop/directory under7days before the file. Script Name: rmmaildrop.sh script content:/bin/rm $ (find/var/spool/postfix/maildrop/-type f-mtime +7)Scheduled Tasks: XX * * */bin/sh rmmaildrop.sh>>/dev/null 2>11.12to bealex888User ConfigurationSudopermissions that require you to run all life without having to ent

differences between soft links and hard links under Linux. (2 minutes)3.linux the difference between single and double or no quotes in the shell (2 minutes)4.linux Run Level 0-6 (1 minutes in memory)5. Describe the principle of file deletion under Linux (3 minutes)[Technical skills written test

################################################################This article extracts from the old boy Linux practical operation and maintenance Training Center before the exam question (answer part)If reproduced, please be sure to keep the link and copyright information herein.Welcome to Yun-Brother together to Exchange Linux/unix website operation and Maintenan

. Find/oldboy-type f-name "*.log"-size +1m |xargs cp-t/tmpCP $ (Find/oldboy-type f-name "*.log"-size +1m)/oldboy1.11 What is the operating level of Linux, describe the meaning of different numbers of Linux running levels? (Additional questions)0 turn off the machine1 Single-user mode2 Multi-user mode (no NFS)3 full Multi-user mode4 not used5 Graphical Interface6

Server and so on.2. Under the premise of not destroying the 1 deployment, also use Oldboy user to complete multiple keys to a lock (B,c key, a lock)-Free landing deployment as follows:B---------->aC---------->aNote: This topic is used in the production environment, data backup, etc., but the production environment this way is recommended to be implemented by the daemon process.The goal of the final realization is, 1, 22 topics to achieve two-way password-free authentication login.3. If you incr

;. NET CLR 2.0.50727;. NET CLR 3.0.4506.2152;. NET CLR 3.5.30729) "59.33.26.105--[08/dec/2010:15:43:56 +0800] "get/static/images/photos/2.jpg http/1.1" 200 11299"Http://oldboy.blog.51cto.com/static/web/column/17/index.shtml?courseId=43" "mozilla/4.0 (compatible;MSIE 6.0; Windows NT 5.1; SV1;. NET CLR 2.0.50727;. NET CLR 3.0.4506.2152;. NET CLR 3.5.30729) "59.33.26.105--[08/dec/2010:15:44:02 +0800] "get/static/flex/vedioloading.swf http/1.1" 200 3583"Http://oldboy.blog.51cto.com/static/flex/adobe

50k less than 100k in the system, copy them into the/tmp directory (4 ways)Answer:The first method:Find-type f-size +50k-size-100k|xargs-i CP {}/TMPThe second method:CP $ (Find-type f-size +50k-size-100k)/tmpThe third method:Find-type F-size +50k-size-100k-exe c CP {}/tmp \;The fourth method:Find-type f-size +50k-size-100k|xargs cp-t/tmp1.10 1.10 Please give the example of a date command in the following format: 11-02-26. Then give the implementation of the weekly output such as: Saturday outpu

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even English reading is also very puzzling, including the usual simulation test encountered the same situation. This phenomenon can be understood as follows: Some of the terms of PMP and the usual understanding of different, and the other PMP is also constantly developing the process of improvement;about the exam, the last pass line, PMP The examination of the five major process group of topics mixed in the question , and test results will randomly

Welcome to the Windows community forum and interact with 3 million technical staff. Tip 1: conceptual thinking is a way to take the Windows Server certification, but it may focus on more aspects of knowledge. In terms of IP address addressing, the exam requires you to understand what is IP address addressing (basically the same as what was required many years ago) and DHCP. Welcome to the Windows community

importantly: Before the exam Chuanjiang must participate, quality is needless to say!(6) The discussion group of the Hui Zhe is good, often also some people put forward various questions, we discuss, just sometimes discuss digress too far, haha.Some of the information is so great! Please download directlyFour, download method:Long press to identify the QR code below, or follow the Beijing Hui Zhe public nu

(18% VS 19%--1 reduction)Field 4: operation, maintenance and service management of information systems (20% VS 23%--3 reduction)Area 5: Protection of information assets (25% VS 30%--5 decrease)3, the examination topic changed from 200 questions to 150 questions, but the total score and the examination time, the language remained unchanged. This proves that the difficulty is strengthened. for Crisc, cism is